Private Lan - Fujitsu PRIMEQUEST 480 System Design Manual

CHAPTER 4 Hardware System Management

4.1.1.2 Private LAN

The configuration of the private LAN is shown in
The private LAN is an internal control LAN for communication among firmware
items installed in hardware components. The private LAN enables communication
among the BMC firmware mounted on an IO_Unit, the MMB firmware, and the
GSWB firmware. The private LAN cannot be used from the OS or an applications.
4-8
SB#0
IOU#0
FLI
FLP#0
BMM#1
BMM#0 PXH#0
Manage- Private Manage- Private
GbE GbE SCSI
SCSI
ment ment
LAN LAN
LAN LAN
BP BP BP
Hub for management LAN Hub for private LAN
MMB#0
100BASE-T(RJ45)
Figure
SB SB SB
#1 #2 #3
Crossbar
IOU IOU IOU
#1 #2 #3
PXH#1
Hub for management LAN
MMB#1
100BASE-T(RJ45)
Figure 4.3
Private LAN
4.3.
GSWB
SB SB SB SB
#0
#4 #5 #6 #7
IOU IOU IOU IOU
#4 #5 #6 #7
Hub for private LAN
C122-B001-02EN
GSWB
#1